Perform the indicated operation. write your solution in scientific notation: (7.98 x 10-2)(5.0 x 10-5).

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?

How can (square root of 25) ^2 be rewritten?

X/y + 4y/x divided by x/y - 2y/x explain as in depth as you can how you simplfied the fractions. i don't know where to start on this : /